Rename ext/threads/shared to ext/threads-shared

1 files changed, 105 insertions, 0 deletions

diff --git a/ext/threads-shared/t/sv_refs.t b/ext/threads-shared/t/sv_refs.t
new file mode 100644
index 0000000000..30173bd29e
--- /dev/null
+++ b/ext/threads-shared/t/sv_refs.t
@@ -0,0 +1,105 @@
+use strict;
+use warnings;
+
+BEGIN {
+    if ($ENV{'PERL_CORE'}){
+        chdir 't';
+        unshift @INC, '../lib';
+    }
+    use Config;
+    if (! $Config{'useithreads'}) {
+        print("1..0 # SKIP Perl not compiled with 'useithreads'\n");
+        exit(0);
+    }
+}
+
+use ExtUtils::testlib;
+
+sub ok {
+    my ($id, $ok, $name) = @_;
+
+    # You have to do it this way or VMS will get confused.
+    if ($ok) {
+        print("ok $id - $name\n");
+    } else {
+        print("not ok $id - $name\n");
+        printf("# Failed test at line %d\n", (caller)[2]);
+    }
+
+    return ($ok);
+}
+
+BEGIN {
+    $| = 1;
+    print("1..21\n");   ### Number of tests that will be run ###
+};
+
+use threads;
+use threads::shared;
+ok(1, 1, 'Loaded');
+
+### Start of Testing ###
+
+my $foo;
+my $bar = "foo";
+share($foo);
+eval { $foo = \$bar; };
+ok(2,my $temp1 = $@ =~/^Invalid\b.*shared scalar/, "Wrong error message");
+
+share($bar);
+$foo = \$bar;
+ok(3, $temp1 = $foo =~/SCALAR/, "Check that is a ref");
+ok(4, $$foo eq "foo", "Check that it points to the correct value");
+$bar = "yeah";
+ok(5, $$foo eq "yeah", "Check that assignment works");
+$$foo = "yeah2";
+ok(6, $$foo eq "yeah2", "Check that deref assignment works");
+threads->create(sub {$bar = "yeah3"})->join();
+ok(7, $$foo eq "yeah3", "Check that other thread assignemtn works");
+threads->create(sub {$foo = "artur"})->join();
+ok(8, $foo eq "artur", "Check that uncopupling the ref works");
+my $baz;
+share($baz);
+$baz = "original";
+$bar = \$baz;
+$foo = \$bar;
+ok(9,$$$foo eq 'original', "Check reference chain");
+my($t1,$t2);
+share($t1);
+share($t2);
+$t2 = "text";
+$t1 = \$t2;
+threads->create(sub { $t1 = "bar" })->join();
+ok(10,$t1 eq 'bar',"Check that assign to a ROK works");
+
+ok(11, is_shared($foo), "Check for sharing");
+
+{
+    # Circular references with 3 shared scalars
+    my $x : shared;
+    my $y : shared;
+    my $z : shared;
+
+    $x = \$y;
+    $y = \$z;
+    $z = \$x;
+    ok(12, ref($x) eq 'REF', '$x ref type');
+    ok(13, ref($y) eq 'REF', '$y ref type');
+    ok(14, ref($z) eq 'REF', '$z ref type');
+
+    my @q :shared = ($x);
+    ok(15, ref($q[0]) eq 'REF', '$q[0] ref type');
+
+    my $w = $q[0];
+    ok(16, ref($w) eq 'REF', '$w ref type');
+    ok(17, ref($$w) eq 'REF', '$$w ref type');
+    ok(18, ref($$$w) eq 'REF', '$$$w ref type');
+    ok(19, ref($$$$w) eq 'REF', '$$$$w ref type');
+
+    ok(20, is_shared($x) == is_shared($w), '_id($x) == _id($w)');
+    ok(21, is_shared($w) == is_shared($$$$w), '_id($w) == _id($$$$w)');
+}
+
+exit(0);
+
+# EOF